87380164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{5449}}^1$

素因数の和:5683

約数の個数: 24

約数和(自身を含む): 161756000

約数和(自身を除く): 74375836

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 4009, 5449, 8018, 10898, 16036, 21796, 103531, 207062, 414124, 1149739, 2299478, 4598956, 21845041, 43690082, 87380164]

約数ペア:

[(1, 87380164), (2, 43690082), (4, 21845041), (19, 4598956), (38, 2299478), (76, 1149739), (211, 414124), (422, 207062), (844, 103531), (4009, 21796), (5449, 16036), (8018, 10898)]